G02B27/644

Method and system for scanning of a transparent plate during earth observation imaging

An imaging system includes a body, a stage coupled to the body, and a focal plane array including one or more detectors and coupled to the stage. The imaging system also includes a lens assembly including an objective lens and a rear lens group. The lens assembly is coupled to the body and optically coupled to the focal plane. The imaging system further includes a transparent plate coupled to the body and optically coupled to the objective lens and the focal plane array. The transparent plate is disposed between the objective lens and the focal plane array. Additionally, the imaging system includes an actuator coupled to the transparent plate and configured to rotate the transparent plate relative to an optical axis of the imaging system.

Optical sensor with jitter stabiliization
11363198 · 2022-06-14 · ·

A system and method for measuring and removing jitter from an optical sensor includes a jitter stabilization system and at least one focal plane array. The jitter stabilization system is positioned at a shared focus of the focal plane array, which can be generated by an optical imager. A jitter signal of the jitter stabilization system makes a double pass through the system, contacting every reflective surface along the optical path within the system, before returning to a position sensing detector (PSD).

SENSOR DRIVING APPARATUS AND CAMERA MODULE
20220094823 · 2022-03-24 ·

The present embodiment relates to a sensor driving apparatus comprising: a first substrate including a first opening; a support member arranged at a position corresponding to the first opening; a first connector for electrically connecting the support member and the first substrate and elastically supporting the support member; a base coupled to the support member; a second substrate arranged on the base; an image sensor mounted on the second substrate; a second connector which is arranged on the base and electrically connects the second substrate and the first connector; a first driving unit arranged on the first substrate; and a second driving unit arranged on the base and facing the first driving unit.

OPTICAL SENSOR WITH JITTER STABILIZATION
20220109792 · 2022-04-07 · ·

A system and method for measuring and removing jitter from an optical sensor includes a jitter stabilization system and at least one focal plane array. The jitter stabilization system is positioned at a shared focus of the focal plane array, which can be generated by an optical imager. A jitter signal of the jitter stabilization system makes a double pass through the system, contacting every reflective surface along the optical path within the system, before returning to a position sensing detector (PSD).

Camera module

A camera module includes a housing, a frame disposed in an interior space of the housing, a movable body, a lens holder, first and second optical image stabilization (OIS) actuators. The movable body is configured to move in a first direction, perpendicular to an optical axis. The lens holder is configured to move in a second direction perpendicular to the first direction. The first OIS actuator is configured to move the movable body in the first direction. The second OIS actuator is configured to move the lens holder in the second direction. The frame includes a first opening through which a first OIS coil and a first OIS magnet of the first OIS actuator are disposed to face each other, and a second opening through which a second OIS coil and a second OIS magnet of the second OIS actuator are disposed to face each other.

Stabilizing platform
11140322 · 2021-10-05 · ·

A stabilizing device includes a frame assembly configured to hold an imaging device and a motor assembly configured to directly drive the frame assembly to allow the imaging device to rotate. The frame assembly includes a first, a second, and a third frame member. The imaging device is configured to be coupled to the first frame member. The first frame member is rotatably coupled to the second frame member about a first rotational axis. The second frame member is rotatably coupled to the third frame member about a second rotational axis not orthogonal to the first rotational axis. The motor assembly includes a first motor configured to directly drive the first frame member to rotate around the first rotational axis and a second motor configured to directly drive the second frame member to rotate around the second rotational axis.

A FOCAL IN-FIELD POINTING TELESCOPE SYSTEM
20210263292 · 2021-08-26 ·

A telescope system (100) comprises a steering minor (M5) arranged in a part of its optical path (L5-L6) between a first telescope stage (10) and a second telescope stage (20). The steering mirror (M5) is configured to controllably rotate over a rotation angle (θm) for controlling a view angle (θv) of the telescope system (100) from the entrance aperture (A1). The steering mirror (M5) is disposed at an intermediate pupil (Pi) of the telescope system (100), at which position an image of the aperture stop (As) is formed by one or more of the optical components (M7,M6) there between.

Tracking lighting system

Provided are embodiments of a position-adaptive lighting system comprising a pantilt adjustable housing enclosing a digital imaging system and a lens module operably connected to a computer-based digital control unit, a lamp, and a position indicator detectable by the digital camera system and the computer-based digital control unit. The position-adaptive lighting system can adjustably direct a light beam to provide illumination of an object to which the position indicator is attached. The system is advantageous for providing a directed light to a surgical site and accommodate the movement of the position indicator on a surgeons hand or instrument.

CONTROL DEVICE, IMAGING DEVICE, SYSTEM, CONTROL METHOD, AND PROGRAM
20210239939 · 2021-08-05 ·

A control device includes a processor and a memory storing instructions that, when executed by the processor, cause the processor to obtain temperature information measured by a temperature sensor of an imaging device and perform adjustment on a focus position of a lens of the imaging device in response to a temperature change amount being greater than or equal to a predetermined value during the imaging device capturing a plurality of images at a predetermined time interval.

Image stabilization systems and methods

Open-loop or feed-forward image stabilization systems and related techniques are provided to improve the accuracy and reliability of imaging systems. An open-loop or feed-forward image stabilization system includes a fast steering mirror assembly, an angular motion sensor, and a logic device. The fast steering mirror assembly adjusts a propagation direction of an optical path for an imaging system. The angular motion sensor is configured to measure and provide an angular motion of the imaging system. The logic device is configured to provide open-loop or feed-forward control for the fast steering mirror assembly by determining a compensating angular offset for the fast steering mirror assembly based, at least in part, on the received angular motion of the imaging system, and by controlling the fast steering mirror assembly to adjust the propagation direction of the optical path for the imaging system according to the determined compensating angular offset.